Stackable planting container



FIG. 1 is a top perspective view of a stackable planting container,showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof, the other three sides beingidentical thereto;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a bottom perspective view thereof.

The ornamental design for a stackable planting container, as shown anddescribed.